2i0 LLOYD'S NATURAL HISTORY. 
Adult Male and Female——General colour black, glossed with 
blue ; Zower part of abdomen, under tail-coverts, and tips of tail- 
feathers, white. Crest elongate, as in AZ. mitu. 
Male: Total length, 28 inches; wing, 14°5; tail, 12°7 ; 
tarsus, 5; middle toe and claw, 3°9, 
Female: Slightly smaller. 
Range.—Sarayacu, Ecuador. 
THE HELMETED CURASSOWS. “GENUS PAUXIS: 
Pauxi, Temm. Pig. et Gall. ii. pp. 456, 465, 468 (1813) ; ii. 
pp. 1, 683 (1815). 
Pausis sclater, Trans.:Z. 5. 1X. ps 285 (1575): 
Type, 2. pauxi (Linn.). 
A large, elevated, egg-shaped casgue, or helmet, covering the 
base of the upper mandible and forehead. 
Feathers of the head and neck short and velvety. 
Lores thickly feathered. 
Tail composed of twelve feathers. 
Leg (metatarsus) longer than the middle toe and claw 
Only one species is known. 
I. THE HELMETED CURASSOW. PAUXIS PAUXI. 
Grax fauxt, Vann. 'S. N. 1. p.279, (4766)-; Vieill. (Gals @issae 
p. 5, pl. 200'(1325). 
Crax galeata, Latham, Ind. Orn. ii. p. 624 (1790). 
Pauxi galeata, Temm. Pig. et. Gall. iii. pp. i. 683 (1815); 
Gray, Gen: Br ip: 487, pl. cxxi. (2640). 
Pauxis pauxt, Sclater, Trans. Z. S. ix. p. 285, pl. liii. fig. i. 
(1875); Ogilvie-Grant, Cat. B. Brit. Mus. xxi. p. 488 
(1893). 
Pauxis galeata, var. rubra, Sclater, Trans. Z. S. ix. p. 285, pl. 
Ini: fig. 2 (1875). 
Adult Male-—General colour black, glossed with dark green ; 
